Its basicly a simplified 5x5 system over a 3 day split that has the lifter attempting new 1, 2, or 3 rm on the 3rd day on selected lifts.
Eg ;
Day 1
Squat 5x5
Bench 5x5
Row 5x5
Dips 5x5
Chins 5x5
Day 2 ( all lifts 10% less that 5x5 max )
Front Squat 3x3
OH Press 3x3
Row 3x3
Day 3 ( try for...